Finding the Fourth Proportional to 79,602.98, 119,404.78 and 75,612.15

Step by Step Solution

1. Step 1: Write the proportion equation
   79,602.98 : 119,404.78 = 75,612.15 : x
2. Step 2: Convert to fraction form
   79,602.98/119,404.78 = 75,612.15/x
3. Step 3: Cross multiply
   79,602.98x = 119,404.78 × 75,612.15
4. Step 4: Simplify right side
   79,602.98x = 9,028,451,947.05
5. Step 5: Solve for x
   x = 9,028,451,947.05/79,602.98
6. Step 6: Final answer
   x = 113,418.52